<?php
/**
 * webtrees: online genealogy
 * Copyright (C) 2018 webtrees development team
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
namespace Fisharebest\Webtrees\Schema;

use Fisharebest\Webtrees\Database;

/**
 * Upgrade the database schema from version 5 to version 6.
 */
class Migration5 implements MigrationInterface
{
    /**
     * Upgrade to to the next version
     *
     * @return void
     */
    public function upgrade()
    {
        // Changes to the values for the gedcom setting SHOW_RELATIVES_EVENTS
        $settings = Database::prepare("SELECT gedcom_id, setting_value FROM `##gedcom_setting` WHERE setting_name='SHOW_RELATIVES_EVENTS'")->fetchAssoc();

        foreach ($settings as $gedcom_id => $setting) {
            // Delete old settings
            $setting = preg_replace('/_(BIRT|MARR|DEAT)_(COUS|MSIB|FSIB|GGCH|NEPH|GGPA)/', '', $setting);
            $setting = preg_replace('/_FAMC_(RESI_EMIG)/', '', $setting);
            // Rename settings
            $setting = preg_replace('/_MARR_(MOTH|FATH|FAMC)/', '_MARR_PARE', $setting);
            $setting = preg_replace('/_DEAT_(MOTH|FATH)/', '_DEAT_PARE', $setting);
            // Remove duplicates
            preg_match_all('/[_A-Z]+/', $setting, $match);
            // And save
            Database::prepare(
                "UPDATE `##gedcom_setting`" .
                " SET setting_value = :setting_value" .
                " WHERE gedcom_id = :tree_id AND setting_name = 'SHOW_RELATIVES_EVENTS'"
            )->execute([
                'tree_id'       => $gedcom_id,
                'setting_value' => implode(',', array_unique($match[0])),
            ]);
        }
    }
}